Contact Zelvor

We’re happy to be here for you.

For our new customers

If you are not yet a Zelvor customer and would like to get more information, you can reach our team during business hours from Monday to Friday between 9am and 6pm (CET).

For our customers

You are already a customer and need help? Our customer support is available from Monday to Friday between 9am and 6pm (CET).

+49 40 238 345 40 

Support hours and response time

Monday → Friday: 9.00am – 6.00pm

We usually respond within 120 minutes during support hours

Press and media

Please send us your press and media enquiries by e-mail to

General contact

For general inquiries you can find us at this address

Zelvor Technologies GmbH

Am Waldpark 11

22589 Hamburg – Germany

+49 40 238 345 40

For security concerns and to report vulnerabilities, please contact:

Would you like to learn more about Zelvor?

Book a call with us to learn more about how Zelvor will advance your calendar management.